Obtained SSL/TLS certificates from the new open certificate authority Let’s Encrypt. All Apache virtual hosts are now using these new certificates. Also put scripts in place to renew them monthly, although some further work may be required.
Some other items:
Graduated warnings for system loading on admin page.
Administrative check script file exists checks can now use days, hours or minutes.
Several changes to the terminal virtual host and admin page link.
Several minor changes on the admin page.